Ebola Outbreak in Zaire; Oklahoma City Bombing; Malik Yoba

Science journalist Laurie Garrett, virologist Stephen Morse, and NYC health commissioner Margaret Hamburg discuss Zaire's Ebola outbreak. Journalist Elaine Shannon and James Fox, former assistant director of the FBI, give an update on the Oklahoma City bombing investigation and discuss whether James Nichols, brother of the suspect, is involved. Actor Malik Yoba talks about his work with underprivileged teens and the challenges still facing African-Americans in this country.